package com.bw.service;

import com.bw.entity.User;

public interface UserService {

    /**
     *
     * @param amount  转账金额
     * @param userIdA  转账人
     * @param userIdB  收款人
     * @return
     */
    Boolean  transforAmount(Integer amount,Integer userIdA, Integer userIdB);

    User selectByName(String name);
}
